批量删除人脸

功能介绍

自定义筛选条件，批量删除人脸库中的符合指定条件的多张人脸。

前提条件：

请确保您已开通人脸搜索服务。

调试

您可以在API Explorer中调试该接口，支持自动认证鉴权。API Explorer可以自动生成SDK代码示例，并提供SDK代码示例调试功能。

URI

DELETE /v2/{project_id}/face-sets/{face_set_name}/faces/batch

请求参数

响应参数

状态码：200

状态码： 400

请求示例

X-Auth-Token值获取方法请参见快速入门。

• 通过预设的filter筛选条件，批量删除人脸库中的多个人脸特征

  DELETE https://{endpoint}/v2/{project_id}/face-sets/showFaceSet/faces/batch
  Request Header:
  Content-Type: application/json
  X-Auth-Token: MIINRwYJKoZIhvcNAQcCoIINODCCDTQCAQExDT...
  
  Request Body:
  {
    "filter" : "age:[20 TO 30]"
  }

• 使用Python3语言通过预设的filter筛选条件，批量删除人脸库中的多个人脸特征

  # -*- coding:utf-8 -*-
  
  import requests
  import base64
  
  endpoint = '开通服务所在region的人脸识别服务域名'
  project_id = '开通服务所在region的用户项目ID'
  token = '用户获取得到的实际token值'
  headers = {'Content-Type': 'application/json', 'X-Auth-Token': token}
  
  face_set_name = 'showFaceSet'
  url = "https://{endpoint}/v2/{project_id}/face-sets/{face_set_name}/faces/batch".format(
      endpoint=endpoint, project_id=project_id, face_set_name=face_set_name)
  body = {"filter" : "age:[20 TO 30]"}
  response = requests.delete(url, headers=headers, json=body, verify=False)
  print(response.text)
  

• 使用Java语言通过预设的filter筛选条件，批量删除人脸库中的多个人脸特征

  import com.huawei.trace.http.apache.httpclient.TraceApacheHttpClientBuilder;
  import org.apache.http.HttpEntity;
  import org.apache.http.HttpHeaders;
  import org.apache.http.HttpResponse;
  import org.apache.http.client.config.RequestConfig;
  import org.apache.http.client.methods.HttpEntityEnclosingRequestBase;
  import org.apache.http.config.Registry;
  import org.apache.http.config.RegistryBuilder;
  import org.apache.http.conn.socket.ConnectionSocketFactory;
  import org.apache.http.conn.socket.PlainConnectionSocketFactory;
  import org.apache.http.conn.ssl.NoopHostnameVerifier;
  import org.apache.http.conn.ssl.SSLConnectionSocketFactory;
  import org.apache.http.entity.ContentType;
  import org.apache.http.entity.StringEntity;
  import org.apache.http.impl.client.CloseableHttpClient;
  import org.apache.http.impl.client.HttpClientBuilder;
  import org.apache.http.impl.conn.PoolingHttpClientConnectionManager;
  import org.apache.http.ssl.SSLContextBuilder;
  import org.apache.http.ssl.TrustStrategy;
  import org.apache.http.util.EntityUtils;
  import java.io.IOException;
  import java.net.URI;
  import java.nio.charset.StandardCharsets;
  import java.security.KeyManagementException;
  import java.security.KeyStoreException;
  import java.security.NoSuchAlgorithmException;
  import java.security.cert.CertificateException;
  import java.security.cert.X509Certificate;
  import java.util.concurrent.TimeUnit;
  import javax.net.ssl.HostnameVerifier;
  import javax.net.ssl.SSLContext;
  
  /**
   * 此demo仅供测试使用，强烈建议使用SDK
   * 使用前需已配置HttpClient jar包。jar包可通过下载SDK获取
   */
  
  public class DeleteFaceBath {
      protected static HttpClientBuilder buildClient(HttpClientBuilder httpClientBuilder) {
          SSLContext sslContext = null;
          try {
              sslContext = new SSLContextBuilder().loadTrustMaterial(null, new TrustStrategy() {
                  public boolean isTrusted(X509Certificate[] arg0, String arg1) throws CertificateException {
                      return true;
                  }
              }).build();
          } catch (NoSuchAlgorithmException e) {
              throw new RuntimeException(e.getMessage());
          } catch (KeyManagementException e) {
              throw new RuntimeException(e.getMessage());
          } catch (KeyStoreException e) {
              throw new RuntimeException(e.getMessage());
          }
          httpClientBuilder.setSSLContext(sslContext);
          httpClientBuilder.setConnectionTimeToLive(30, TimeUnit.SECONDS);
          HostnameVerifier hostnameVerifier = NoopHostnameVerifier.INSTANCE;
          SSLConnectionSocketFactory sslSocketFactory = new SSLConnectionSocketFactory(sslContext, hostnameVerifier);
          Registry<ConnectionSocketFactory> socketFactoryRegistry
              = RegistryBuilder.<ConnectionSocketFactory>create().register("http",
              PlainConnectionSocketFactory.getSocketFactory()).register("https", sslSocketFactory).build();
          PoolingHttpClientConnectionManager connMgr = new PoolingHttpClientConnectionManager(socketFactoryRegistry);
          connMgr.setMaxTotal(200);
          connMgr.setDefaultMaxPerRoute(100);
          httpClientBuilder.setConnectionManager(connMgr);
          return httpClientBuilder;
      }
  
      public static String doDelete(String url, String jsonStr, String token, CloseableHttpClient client) {
          HttpDeleteWithBody delete = new HttpDeleteWithBody(url);
          delete.setHeader(HttpHeaders.CONTENT_TYPE, "application/json");
          StringEntity entity = new StringEntity(jsonStr, ContentType.APPLICATION_JSON);
          delete.setEntity(entity);
          delete.setHeader(HttpHeaders.CONTENT_TYPE, "application/json");
          //time unit is milliseconds
          RequestConfig requestConfig = RequestConfig.custom().setConnectTimeout(3000).setSocketTimeout(3000).build();
          delete.setConfig(requestConfig);
          delete.setHeader("X-Auth-Token", token);
          HttpResponse response = null;
          String result = "";
          try {
              response = client.execute(delete);
              HttpEntity responseBody = response.getEntity();
              if (responseBody == null) {
                  System.out.println("the response body is null.");
                  return result;
              } else {
                  byte[] byteStream = EntityUtils.toByteArray(responseBody);
                  System.arraycopy(byteStream, 0, new byte[byteStream.length], 0, byteStream.length);
                  result = new String(byteStream, StandardCharsets.UTF_8);
              }
          } catch (IOException e) {
              e.printStackTrace();
          }
          return result;
      }
  
      public static void main(String[] args) {
          CloseableHttpClient client = buildClient(TraceApacheHttpClientBuilder.create()).build();
          // endpoint,project_id和face_set_name需要替换成实际信息。
          String url = "https://{{endpoint}}/v2/{{project_id}}/face-sets/{{face_set_name}}/faces/batch";
          String jsonStr = "{\"filter\" : \"age:[20 TO 30]\"}";
          String token = "对应region的token";
          String result = doDelete(url, jsonStr, token, client);
          System.out.println(result);
      }
  }
  
  class HttpDeleteWithBody extends HttpEntityEnclosingRequestBase {
      public static final String METHOD_NAME = "DELETE";
  
      @Override
      public String getMethod() {
          return METHOD_NAME;
      }
  
      public HttpDeleteWithBody(final String uri) {
          super();
          setURI(URI.create(uri));
      }
  
      public HttpDeleteWithBody(final URI uri) {
          super();
          setURI(uri);
      }
  
      public HttpDeleteWithBody() {
          super();
      }
  
  }

响应示例

状态码：200

状态码

状态码请参见状态码。

错误码

错误码请参见错误码。